Specifications:
Type: DC 12V-24 30A Dimmer
Input: DC12-24V
Output: 1 Channel 360W 12-24V (0-30A)
Static power consumption: 1W
There is a black knob, just twirl it to adjust the brightness of LED lights
Size: Dimension (L x W x H): Approx. 85 x 65 x 20mm
Color: Black
Working Temperature: -20~60ºC